EP 3666934 B1 20231011 - APPARATUS FOR PRODUCING INGOT AND METHOD FOR PRODUCING SILICON CARBIDE INGOT USING THE APPARATUS
Title (en)
APPARATUS FOR PRODUCING INGOT AND METHOD FOR PRODUCING SILICON CARBIDE INGOT USING THE APPARATUS
Title (de)
VORRICHTUNG ZUR HERSTELLUNG VON BARREN UND VERFAHREN ZUR HERSTELLUNG VON SILICIUMCARBIDBARREN UNTER VERWENDUNG DER VORRICHTUNG
Title (fr)
APPAREIL DE PRODUCTION DE LINGOT ET PROCÉDÉ DE FABRICATION D'UN LINGOT DE CARBURE DE SILICIUM UTILISANT L'APPAREIL
Publication
Application
Priority
KR 20180159996 A 20181212
Abstract (en)
[origin: EP3666934A1] An apparatus for producing an ingot includes a crucible body having an opening and in which raw materials are accommodated, and a lid assembly located at the opening and having a portion fixed to the crucible body. The lid assembly includes a placement hole having open upper and lower ends, a frame member arranged along a periphery of the opening while surrounding a periphery of the placement hole, and a core member located in the placement hole and movable upward and downward with respect to the frame member..
IPC 8 full level
C30B 23/00 (2006.01); C30B 29/36 (2006.01)
CPC (source: CN EP KR US)
C30B 15/10 (2013.01 - KR); C30B 15/20 (2013.01 - KR); C30B 15/32 (2013.01 - KR); C30B 15/36 (2013.01 - KR); C30B 23/00 (2013.01 - EP); C30B 29/36 (2013.01 - CN EP KR US); C30B 29/66 (2013.01 - US); C30B 35/00 (2013.01 - CN); C30B 35/002 (2013.01 - US); C30B 35/007 (2013.01 - US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3666934 A1 20200617; EP 3666934 B1 20231011; CN 111304745 A 20200619; CN 111304745 B 20211203; HU E064789 T2 20240428; JP 2020093970 A 20200618; JP 6856705 B2 20210407; KR 102122668 B1 20200612; PL 3666934 T3 20240226; TW 202022175 A 20200616; TW I714152 B 20201221; US 11078599 B2 20210803; US 2020190698 A1 20200618
DOCDB simple family (application)
EP 19190145 A 20190806; CN 201910643497 A 20190717; HU E19190145 A 20190806; JP 2019108423 A 20190611; KR 20180159996 A 20181212; PL 19190145 T 20190806; TW 108123152 A 20190701; US 201916555583 A 20190829